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Mus·co·vite  (msk-vt)
A native or resident of Moscow or Muscovy.
Of or relating to Moscow, Muscovy, or the Muscovites.

mus·co·vite  (msk-vt)
A potassium aluminum silicate mineral, KAl2(AlSi3O10)(OH)2, the most common form of mica, which ranges from colorless or pale yellow to gray and brown, has a pearly luster, and is used as an insulator. Also called white mica.

[Muscovy glass, its former name + -ite.]

muscovite [ˈmʌskəˌvaɪt]
(Earth Sciences / Minerals) a pale brown, or green, or colourless mineral of the mica group, found in plutonic rocks such as granite and in sedimentary rocks. It is used in the manufacture of lubricants, insulators, paints, and Christmas ``snow. Composition: potassium aluminium silicate. Formula: KAl2(AlSi3)O10(OH)2. Crystal structure: monoclinic See also mica
[from the phrase Muscovy glass, an early name for mica]

Muscovite [ˈmʌskəˌvaɪt]
(Social Science / Peoples) a native or inhabitant of Moscow
(Social Science / Peoples) (Linguistics / Languages) an archaic word for Russian

muscovite  (msk-vt)
A usually colorless to yellow or pale-gray mica. Muscovite is a monoclinic mineral and is found in igneous rocks, such as granites and pegmatites, metamorphic rocks, such as schists and gneisses, and in many sedimentary rocks. Chemical formula: KAl2(AlSi3)O10(OH)2.

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